Emmanuel Cornet (born 21 January 1981) is a French software engineer, freelance cartoonist, writer and musician[1][2][3][4][5] who worked at Google and Twitter[6] from 2007 until 2021.

[9][10] Cornet is known for his cartoons,[11] some of which were published in The New York Times,[12][13] Der Spiegel,[14] Mashable, Daring Fireball and Business Insider.

[15] His "Organizational Charts" cartoon was quoted by Satya Nadella on the first page of his book, Hit Refresh, as one of the motivations making him want to change the organizational culture at Microsoft.

[16] Cornet wrote The Crab and the Lamb,[1] edited by Geneviève Jurgensen and translated into English by Adriana Hunter.

It is the first-person account of Cornet's experience with cancer diagnosis and treatment.